Commit 78c45607 authored by Joe Thornber's avatar Joe Thornber Committed by Mike Snitzer

dm cache policy smq: be more aggressive about triggering a writeback

If there are no clean entries to demote we really want to writeback
immediately.
Signed-off-by: default avatarJoe Thornber <ejt@redhat.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent a8cd1eba
...@@ -1192,7 +1192,7 @@ static void queue_demotion(struct smq_policy *mq) ...@@ -1192,7 +1192,7 @@ static void queue_demotion(struct smq_policy *mq)
e = q_peek(&mq->clean, mq->clean.nr_levels / 2, true); e = q_peek(&mq->clean, mq->clean.nr_levels / 2, true);
if (!e) { if (!e) {
if (!clean_target_met(mq, false)) if (!clean_target_met(mq, true))
queue_writeback(mq); queue_writeback(mq);
return; return;
} }
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment